Solve the equation by making an appropriate substitution.x4 - 13x2 + 36 = 0
A. {-2, 2, -3, 3}
B. {-2i, 2i, -3i, 3i}
C. {2, 3}
D. {4, 9}
Answer: A
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cos 
= 
What will be an ideal response?
Find a formula for the nth term of the sequence.6, 7, 8, 9, 10 (integers beginning with 6)
A. an = n + 6 B. an = n + 7 C. an = n - 6 D. an = n + 5
Identify the dependent and independent variables.Cost of kitchen remodeling project, materials used, hours of labor
A. Dependent: Materials used Independent: Cost of kitchen remodeling project, Hours of labor B. Dependent: Cost of kitchen remodeling project Independent: Materials used, Hours of labor
Graph the equation by plotting the intercepts.y = 
x + 2
A. 
B. 
C. 
D. 